The RoMan Forum is a rectangular forum surrounded by the ruins of several important ancient government buildings at the center of the city of Rome. Citizens of the ancient city referred to the space, originally a marketplace, as the Forum Magnum, or simply the Forum.
I would say it would be the image. You see the image of an ad and it entices you to read the text that goes with it
<span>it is a style of art and sculpture which gives description of ordinary life</span>
A look on someone's face that conveys a particular emotion is called Expression.